From e434bce106e60808443f3f2cd86b65d8c057fcfd Mon Sep 17 00:00:00 2001
From: Urban Wallasch <urban.wallasch@freenet.de>
Date: Mon, 24 May 2021 15:20:58 +0200
Subject: [PATCH] * Added link to ffmpeg filter documentation and fixed custom
 filter description in README.md.

---
 README.md | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 73f3339..225f796 100644
--- a/README.md
+++ b/README.md
@@ -50,10 +50,11 @@ to `ffmpeg` filters as follows:
 >   `-vf select=not(mod(n,NUM_SECONDS*FPS)), ...`
 
 `customvf` (_--customvf_, custom video filter):
->   `-vf select=YOUR_CUSTOM_FILTER, ...`
+>   `-vf YOUR_CUSTOM_FILTER, ...`
 
-Please consult the `ffmpeg` documentation to learn more about video filter
-expressions.
+Please consult the official `ffmpeg`
+[documentation](https://ffmpeg.org/ffmpeg-filters.html#select_002c-aselect)
+to learn more about video frame select filter expressions.
 
 ## Usage
 
-- 
2.30.2